UBUNTU-CVE-2026-72377

In the Linux kernel, the following vulnerability has been resolved: afs: Remove setting of ASRELEASEALWAYS for symlinks and mountpoints Regular AFS files correctly use afsfileaops which have releasefolio set as netfsreleasefolio, so ASRELEASEALWAYS is valid for them when fscache is enabled set vi...

CVE-2026-72377

Summary of CVE-2026-72377 : In the Linux kernel, a defect in AFS handling caused symlinks and mountpoints to incorrectly inherit AS_RELEASE_ALWAYS due to afs_apply_status(), even though they use afs_dir_aops which have no release_folio callback. This mismatch allowed memory management code to mis...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: setpageextentmapped after readfolio in btrfscontexpand. While attempting to run the subpage block size tests, I encountered the following panic in generic/476: Assertion failed: PagePrivatepage && page-private, in...

CVE-2023-53247

CVE-2023-53247 involves the Linux kernel Btrfs code (btrfs_cont_expand path). The issue arises when a page is retrieved during btrfs_cont_expand, then marked as mapped and read; if release_folio() is called before reacquiring the page lock, release_folio() may clear the page private flag but leav...